Travelers have come to rely on the convenience and savings of bundling packages at online travel agencies like Expedia, Travelocity and Priceline.
This year, these third-party websites have been hit by the same wave of airline flight changes and cancellations that are broadly disrupting travel.
Flight deal analyst Gunnar Olson of Thrifty Traveler, a travel education website, said he has observed more challenges for online travel agency customers who are negotiating changes during the pandemic, so he advises travelers to book directly through airlines.